
package com.csscis.ssm.core.generic;

import java.util.ArrayList;
import java.util.List;



public class GenericExample<T extends GenericExample.Criteria> {

    protected String orderByClause;
    private Class<T> name;
    protected boolean distinct;

    protected List<Criteria> oredCriteria;

    public GenericExample(Class<T> class1) {
        oredCriteria = new ArrayList<Criteria>();
        name = class1;
    }

    public void setOrderByClause(String orderByClause) {

        this.orderByClause = orderByClause;
    }

    public String getOrderByClause() {

        return orderByClause;
    }

    public void setDistinct(boolean distinct) {

        this.distinct = distinct;
    }

    public boolean isDistinct() {

        return distinct;
    }

    public List<Criteria> getOredCriteria() {

        return oredCriteria;
    }

    public void or(Criteria criteria) {

        oredCriteria.add(criteria);
    }

    /**
     * @return
     * @throws Exception
     */
    public T or() throws Exception {

        T criteria = createCriteriaInternal();
        oredCriteria.add(criteria);
        return criteria;
    }

    /**
     * @return
     * @throws Exception
     */
    public T createCriteria() throws Exception {

        T criteria = (T) createCriteriaInternal();
        if (oredCriteria.size() == 0) {
            oredCriteria.add(criteria);
        }
        return criteria;
    }

    protected T createCriteriaInternal() throws Exception {

        T criteria = name.newInstance();
        return criteria;
    }

    /**
     *
     */
    public void clear() {

        oredCriteria.clear();
        orderByClause = null;
        distinct = false;
    }

    protected abstract static class GeneratedCriteria {

        protected List<Criterion> criteria;

        protected GeneratedCriteria() {
            super();
            criteria = new ArrayList<Criterion>();
        }

        public boolean isValid() {

            return criteria.size() > 0;
        }

        public List<Criterion> getAllCriteria() {

            return criteria;
        }

        public List<Criterion> getCriteria() {

            return criteria;
        }

        protected void addCriterion(String condition) {

            if (condition == null) {
                throw new RuntimeException("Value for condition cannot be null");
            }
            criteria.add(new Criterion(condition));
        }

        protected void addCriterion(
                String condition,
                Object value,
                String property) {

            if (value == null) {
                throw new RuntimeException("Value for " + property
                        + " cannot be null");
            }
            criteria.add(new Criterion(condition, value));
        }

        protected void addCriterion(
                String condition,
                Object value1,
                Object value2,
                String property) {

            if (value1 == null || value2 == null) {
                throw new RuntimeException("Between values for " + property
                        + " cannot be null");
            }
            criteria.add(new Criterion(condition, value1, value2));
        }

        public Criteria andIdIsNull() {

            addCriterion("id is null");
            return (Criteria) this;
        }

        public Criteria andIdIsNotNull() {

            addCriterion("id is not null");
            return (Criteria) this;
        }

        public Criteria andIdEqualTo(Long value) {

            addCriterion("id =", value, "id");
            return (Criteria) this;
        }

        public Criteria andIdNotEqualTo(Long value) {

            addCriterion("id <>", value, "id");
            return (Criteria) this;
        }

        public Criteria andIdGreaterThan(Long value) {

            addCriterion("id >", value, "id");
            return (Criteria) this;
        }

        public Criteria andIdGreaterThanOrEqualTo(Long value) {

            addCriterion("id >=", value, "id");
            return (Criteria) this;
        }

        public Criteria andIdLessThan(Long value) {

            addCriterion("id <", value, "id");
            return (Criteria) this;
        }

        public Criteria andIdLessThanOrEqualTo(Long value) {

            addCriterion("id <=", value, "id");
            return (Criteria) this;
        }

        public Criteria andIdIn(List<Long> values) {

            addCriterion("id in", values, "id");
            return (Criteria) this;
        }

        public Criteria andIdNotIn(List<Long> values) {

            addCriterion("id not in", values, "id");
            return (Criteria) this;
        }

        public Criteria andIdBetween(Long value1, Long value2) {

            addCriterion("id between", value1, value2, "id");
            return (Criteria) this;
        }

        public Criteria andIdNotBetween(Long value1, Long value2) {

            addCriterion("id not between", value1, value2, "id");
            return (Criteria) this;
        }

    }

    public static class Criteria extends GeneratedCriteria {

        protected Criteria() {
            super();
        }
    }

    public static class Criterion {

        private String condition;

        private Object value;

        private Object secondValue;

        private boolean noValue;

        private boolean singleValue;

        private boolean betweenValue;

        private boolean listValue;

        private String typeHandler;

        public String getCondition() {

            return condition;
        }

        public Object getValue() {

            return value;
        }

        public Object getSecondValue() {

            return secondValue;
        }

        public boolean isNoValue() {

            return noValue;
        }

        public boolean isSingleValue() {

            return singleValue;
        }

        public boolean isBetweenValue() {

            return betweenValue;
        }

        public boolean isListValue() {

            return listValue;
        }

        public String getTypeHandler() {

            return typeHandler;
        }

        protected Criterion(String condition) {
            super();
            this.condition = condition;
            this.typeHandler = null;
            this.noValue = true;
        }

        protected Criterion(String condition, Object value, String typeHandler) {
            super();
            this.condition = condition;
            this.value = value;
            this.typeHandler = typeHandler;
            if (value instanceof List<?>) {
                this.listValue = true;
            } else {
                this.singleValue = true;
            }
        }

        protected Criterion(String condition, Object value) {
            this(condition, value, null);
        }

        protected Criterion(String condition, Object value, Object secondValue,
                            String typeHandler) {
            super();
            this.condition = condition;
            this.value = value;
            this.secondValue = secondValue;
            this.typeHandler = typeHandler;
            this.betweenValue = true;
        }

        protected Criterion(String condition, Object value, Object secondValue) {
            this(condition, value, secondValue, null);
        }
    }
}